Introducing Gemma 3n: The developer guide 🔗
<p><strong><a href="https://developers.googleblog.com/en/introducing-gemma-3n-developer-guide/">Introducing Gemma 3n: The developer guide</a></s [...]
Simon Willison's Weblog
Posts
Geminiception 🔗
<p>Yesterday Anthropic got <a href="https://simonwillison.net/2025/Jun/25/ai-powered-apps-with-claude/">a bunch of buzz</a> out of their new <cod [...]
New sandboxes from Cloudflare and Vercel 🔗
<p>Two interesting new products for running code in a sandbox today.</p> <p>Cloudflare <a href="https://blog.cloudflare.com/containers-are-availa [...]
Build and share AI-powered apps with Claude 🔗
<p><strong><a href="https://www.anthropic.com/news/claude-powered-artifacts">Build and share AI-powered apps with Claude</a></strong></p> Anthro [...]
Quoting Christoph Niemann 🔗
<blockquote cite="https://www.nytimes.com/interactive/2025/06/23/magazine/ai-art-artists-illustrator.html"><p>Creating art is a nonlinear process [...]
Gemini CLI 🔗
<p><strong><a href="https://blog.google/technology/developers/introducing-gemini-cli-open-source-ai-agent/">Gemini CLI</a></strong></p> First th [...]
Anthropic wins a major fair use victory for AI — but it’s still in trouble for stealing books 🔗
<p><strong><a href="https://www.theverge.com/news/692015/anthropic-wins-a-major-fair-use-victory-for-ai-but-its-still-in-trouble-for-stealing-bo [...]
Phoenix.new is Fly's entry into the prompt-driven app development space 🔗
<p>Here's a fascinating new entrant into the AI-assisted-programming / coding-agents space by <a href="https://fly.io/">Fly.io</a>, introduced on [...]
Disclosures 🔗
<p>I've added a <a href="https://simonwillison.net/about/#disclosures">Disclosures section</a> to my about page, listing my various sources of in [...]
Quoting Kent Beck 🔗
<blockquote cite="https://www.youtube.com/watch?v=aSXaxOdVtAQ&t=12m30s"><p>So you can think really big thoughts and the leverage of having th [...]
My First Open Source AI Generated Library 🔗
<p><strong><a href="https://lucumr.pocoo.org/2025/6/21/my-first-ai-library/">My First Open Source AI Generated Library</a></strong></p> Armin Ro [...]
Edit is now open source 🔗
<p><strong><a href="https://devblogs.microsoft.com/commandline/edit-is-now-open-source/">Edit is now open source</a></strong></p> Microsoft rele [...]
model.yaml 🔗
<p><strong><a href="https://modelyaml.org/">model.yaml</a></strong></p> From their <a href="https://github.com/modelyaml/modelyaml">GitHub repo< [...]
Quoting FAQ for Your Brain on ChatGPT 🔗
<blockquote cite="https://www.media.mit.edu/projects/your-brain-on-chatgpt/overview/#faq-is-it-safe-to-say-that-llms-are-in-essence-making-us-dum [...]
AbsenceBench: Language Models Can't Tell What's Missing 🔗
<p><strong><a href="https://arxiv.org/abs/2506.11440">AbsenceBench: Language Models Can't Tell What's Missing</a></strong></p> Here's [...]
Magenta RealTime: An Open-Weights Live Music Model 🔗
<p><strong><a href="https://magenta.withgoogle.com/magenta-realtime">Magenta RealTime: An Open-Weights Live Music Model</a></strong></p> Fun new [...]
Agentic Misalignment: How LLMs could be insider threats 🔗
<p><strong><a href="https://www.anthropic.com/research/agentic-misalignment">Agentic Misalignment: How LLMs could be insider threats</a></strong [...]
python-importtime-graph 🔗
<p><strong><a href="https://github.com/kmichel/python-importtime-graph">python-importtime-graph</a></strong></p> I was exploring why a Python to [...]
Mistral-Small 3.2 🔗
<p><strong><a href="https://huggingface.co/mistralai/Mistral-Small-3.2-24B-Instruct-2506">Mistral-Small 3.2</a></strong></p> Released on Hugging [...]
Cato CTRL™ Threat Research: PoC Attack Targeting Atlassian’s Model Context Protocol (MCP) Introduces New “Living off AI” Risk 🔗
<p><strong><a href="https://www.catonetworks.com/blog/cato-ctrl-poc-attack-targeting-atlassians-mcp/">Cato CTRL™ Threat Research: PoC Attack Tar [...]
playbackrate 🔗
<p>Here's a tip that works on YouTube and almost any other web page that shows you a video. You can increase the playback rate beyond the usually [...]
How OpenElections Uses LLMs 🔗
<p><strong><a href="https://thescoop.org/archives/2025/06/09/how-openelections-uses-llms/index.html">How OpenElections Uses LLMs</a></strong></p [...]
Clarified zucchini consommé 🔗
<p>I continue to have fun running fantasy cooking prompts through LLMs - this time <a href="https://chatgpt.com/share/685370a2-1d28-8006-8552-7d5 [...]
Quoting Arvind Narayanan 🔗
<blockquote cite="https://twitter.com/random_walker/status/1935679764192256328"><p>Radiology has embraced AI enthusiastically, and the labor forc [...]
Quoting Workaccount2 on Hacker News 🔗
<blockquote cite="https://news.ycombinator.com/item?id=44308711#44310054"><p>They poison their own context. Maybe you can call it <strong>context [...]
Coding agents require skilled operators 🔗
<p>I wrote this recently in a conversation about whether coding agents can work as a replacement for human programmers.</p> <p>The "agentic" codi [...]
I counted all of the yurts in Mongolia using machine learning 🔗
<p><strong><a href="https://monroeclinton.com/counting-all-yurts-in-mongolia/">I counted all of the yurts in Mongolia using machine learning</a> [...]
It's a trap 🔗
<p>That <a href="https://github.com/Olow304/memvid">memvid</a> thing that's been going around recently is a trap. It's an embedding store that re [...]
Trying out the new Gemini 2.5 model family 🔗
<p>After many months of previews, Gemini 2.5 Pro and Flash have <a href="https://developers.googleblog.com/en/gemini-2-5-thinking-model-updates/" [...]
Quoting Donghee Na 🔗
<blockquote cite="https://discuss.python.org/t/pep-779-criteria-for-supported-status-for-free-threaded-python/84319/123"><p>The Steering Council [...]